#define GREEN_LED 21
#define RED_LED 18
#define YELLOW_LED 19

#define GREEN_LED_2 12
#define RED_LED_2 27
#define YELLOW_LED_2 14




void setup() {
  pinMode(GREEN_LED, OUTPUT);
  pinMode(RED_LED, OUTPUT);
  pinMode(YELLOW_LED, OUTPUT);

  pinMode(GREEN_LED_2, OUTPUT);
  pinMode(RED_LED_2, OUTPUT);
  pinMode(YELLOW_LED_2, OUTPUT);

}

void loop() {

  digitalWrite(RED_LED, HIGH);
  delay(10);

  digitalWrite(GREEN_LED_2, HIGH);
  delay(7000);
  digitalWrite(GREEN_LED_2, LOW);

  digitalWrite(YELLOW_LED_2, HIGH);
  delay(3000);
  digitalWrite(YELLOW_LED_2, LOW);

  digitalWrite(RED_LED_2, HIGH);
  delay(10);

  digitalWrite(RED_LED, LOW);
  delay(0);

  digitalWrite(GREEN_LED, HIGH);
  delay(7000);
  digitalWrite(GREEN_LED, LOW);

  digitalWrite(YELLOW_LED, HIGH);
  delay(3000);
  digitalWrite(YELLOW_LED, LOW);

  digitalWrite(RED_LED_2, LOW);
  delay(0);
}